CN210306770U - Precise numerical control lathe positioning fixture - Google Patents
Precise numerical control lathe positioning fixture Download PDFInfo
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- CN210306770U CN210306770U CN201921380877.2U CN201921380877U CN210306770U CN 210306770 U CN210306770 U CN 210306770U CN 201921380877 U CN201921380877 U CN 201921380877U CN 210306770 U CN210306770 U CN 210306770U
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Abstract
The utility model discloses an accurate numerical control lathe positioning fixture, comprising a base plate, the riser, the backup pad, the worker's word board, the guide rail, the slider, first electric putter, the grip block, endless conveyor, drive mechanism, the roof, second electric putter and thimble, the bottom plate is fixed with the backup pad through the riser, the upper end of backup pad is fixed with the worker's word board, the guide rail, the slider that guide rail outside cover was established is fixed with the grip block through first electric putter, the endless conveyor both ends are equipped with drive mechanism, the upper end of guide rail is fixed with the roof, second electric putter is installed to the downside of roof, second electric putter's expansion end is fixed with the thimble. The utility model discloses utilize first electric putter's grip block to right axle type work piece, then utilize thimble and backup pad to fix axle type work piece, the grip block shifts up gradually in order to expose the main shaft part completely under the vice effect of linear guide in the processing procedure, avoids influencing the lathe to carry out surface treatment to the main shaft part of axle type work piece.
Description
Technical Field
The utility model relates to a machine tool technical field especially relates to an accurate numerical control lathe positioning fixture.
Background
The numerical control lathe is a high-precision and high-efficiency automatic machine tool, is provided with a multi-station tool turret or a power tool turret, has wide processing technological performance, can process complex workpieces such as linear cylinders, oblique line cylinders, circular arcs and various threads, grooves, worms and the like, has various compensation functions of linear interpolation and circular arc interpolation, and plays a good economic effect in the production of complex parts. The numerical control lathe plays an increasingly important role in machining due to the characteristics of high efficiency, good flexibility, stable and reliable machining quality and the like. At present, a plurality of shaft parts are machined by a numerically controlled lathe in machining, according to the clamping characteristics of the numerically controlled lathe, when the shaft parts are machined in batches, the left end face of a workpiece is generally used as an axial positioning reference by a limiting block, and the clamp is inaccurate and inconvenient to position.
Therefore, the patent specification with the publication number of CN208977366U discloses a positioning fixture for a precision numerically controlled lathe, which comprises a workbench, wherein the upper surface of the workbench is provided with a third cylinder and two first cylinders, a horizontal first push rod is arranged in each first cylinder, and the tail end of each first push rod is fixedly provided with a rotating wheel; the inside horizontally third pushing ram that is provided with of third cylinder, the end of third pushing ram is provided with the fixing base, rotates on the fixing base and is connected with the axis of rotation, and the middle part of axis of rotation has set firmly the runner, and the one end of axis of rotation is fixed with the rolling disc, installs the motor on the third pushing ram, is fixed with the driving-disc on the output shaft of motor. The left end of the upper surface of the workbench is fixed with a supporting rod, the lower surface of the supporting rod is provided with a second cylinder, a second pushing rod is arranged in the second cylinder, and the bottom end of the second pushing rod is fixed with a jacking device. However, the positioning clamp of the numerical control lathe has the defects that the clamping plate cannot move after the shaft part is clamped, so that the surface of the shaft part is fully exposed to carry out surface treatment such as grinding, paint spraying and the like on the shaft part, and improvement is needed.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to overcome the above-mentioned problem that exists among the conventional art, provide an accurate numerical control lathe positioning fixture.
In order to realize the technical purpose, the technical effect is achieved, the utility model discloses a realize through following technical scheme:
a precise numerical control lathe positioning fixture comprises a bottom plate, a vertical plate, a supporting plate, an I-shaped plate, a guide rail, a sliding block, a first electric push rod, a clamping plate, a circulating conveying belt, a transmission mechanism, a top plate, a second electric push rod and an ejector pin, wherein the supporting plate is fixed on the bottom plate through the vertical plate, an I-shaped plate is fixed at the position, close to the edge, of the upper end of the supporting plate, the guide rail is symmetrically fixed at two sides of the upper end of the supporting plate, the sliding block forming a linear guide rail pair with the guide rail is arranged on the guide rail, the first electric push rod is fixed on the outer side of the sliding block, the clamping plate is fixed at the movable end of the first electric push rod, the clamping plate is an arc-shaped plate matched with the surface of a shaft-type workpiece, the supporting plate is positioned in the circulating conveying belt, the upper end face of the supporting plate, the upper ends of the I-shaped plate and the two guide rails are jointly fixed with a top plate, a second electric push rod is installed on the lower side of the top plate, and a thimble is fixed at the movable end of the second electric push rod.
Further, in the positioning fixture for the precise numerical control lathe, the transmission mechanism comprises a supporting roll, a supporting shaft, an ear plate, a driven sleeve, a stepping motor, a driving sleeve and a transmission belt, the supporting roll is internally provided with the supporting shaft, one end of the supporting shaft is fixed with the vertical plate through the ear plate, the other end of the supporting shaft is fixed with the driven sleeve, the stepping motor is fixed on the bottom plate, the output shaft of the stepping motor is fixed with the driving sleeve, and the transmission belt is sleeved between the driving sleeve and the driven sleeve.
Further, in the positioning fixture for the precise numerical control lathe, the shaft workpiece comprises a main shaft, a first protruding shaft is arranged at the lower end of the main shaft, and a second protruding shaft is arranged at the upper end of the main shaft.
Further, in the positioning fixture for the precise numerically controlled lathe, a shallow groove is formed in the middle of the outer side of the circulating conveyor belt, and the groove width of the shallow groove is slightly larger than the outer diameter of the main shaft.
Further, in the positioning fixture for the precise numerical control lathe, the thickness of the belt body in the circulating conveying belt is slightly larger than the length of the first protruding shaft.
Further, in the positioning fixture of the precision numerically controlled lathe, the clamping plate is made of a rubber material for preventing scratches.
The utility model has the advantages that:
the utility model has the advantages of reasonable design, utilize first electric putter's grip block to right axle type work piece, then utilize thimble and backup pad to fix axle type work piece, can carry out surface treatment to the main shaft part of axle type work piece this moment, the grip block shifts up gradually under the vice effect of linear guide in the processing procedure in order to expose the main shaft part completely, when realizing location grip function through this kind of mode, avoids influencing the main shaft part of lathe counter axle type work piece and carries out surface treatment.
Of course, it is not necessary for any product to achieve all of the above advantages simultaneously in practicing the invention.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic perspective view of the present invention;
FIG. 2 is a schematic side view of the present invention;
fig. 3 is a schematic top view of the present invention;
fig. 4 is a schematic structural view of the middle shaft workpiece of the present invention;
in the drawings, the components represented by the respective reference numerals are listed below:
1-bottom plate, 2-vertical plate, 3-support plate, 4-I-shaped plate, 5-guide rail, 6-slide block, 7-first electric push rod, 8-clamping plate, 9-shaft workpiece, 10-circulating conveyor belt, 11-positioning groove, 12-supporting roller, 13-supporting shaft, 14-ear plate, 15-driven sleeve, 16-stepping motor, 17-driving sleeve, 18-driving belt, 19-top plate, 20-second electric push rod and 21-thimble.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.
Referring to fig. 1-4, the present embodiment is a positioning fixture for a precision numerically controlled lathe, which includes a bottom plate 1, a vertical plate 2, a supporting plate 3, an i-shaped plate 4, a guide rail 5, a sliding block 6, a first electric push rod 7, a clamping plate 8, a circulating conveyor belt 10, a transmission mechanism, a top plate 19, a second electric push rod 20, and a thimble 21. The bottom plate 1 is fixed with a supporting plate 3 through a vertical plate 2, an I-shaped plate 4 is fixed at the upper end of the supporting plate 3 close to the edge, guide rails 5 are symmetrically fixed on two sides of the upper end of the supporting plate 3, and a sliding block 6 which forms a linear guide rail pair with the guide rails 5 is arranged on the guide rails 5. The outside of slider 6 is fixed with first electric putter 7, and the expansion end of first electric putter 7 is fixed with grip block 8, and grip block 8 is the arc with axle type work piece 9 surface complex. The supporting plate 3 is positioned in the circulating conveyer belt 10, the upper end surface of the supporting plate is attached to the lower side surface of the upper belt body of the circulating conveyer belt 10, and a plurality of positioning grooves 11 are uniformly formed in the belt body of the circulating conveyer belt 10. Two ends of the circulating conveyer belt 10 are provided with transmission mechanisms, the upper ends of the I-shaped plate 4 and the two guide rails 5 are jointly fixed with a top plate 19, a second electric push rod 20 is installed on the lower side of the top plate 19, and a thimble 21 is fixed at the movable end of the second electric push rod 20.
In this embodiment, the transmission mechanism is composed of a supporting roller 12, a supporting shaft 13, an ear plate 14, a driven sleeve 15, a stepping motor 16, a driving sleeve 17 and a transmission belt 18, the supporting roller 12 is provided with the supporting shaft 13, one end of the supporting shaft 13 is fixed with the vertical plate 2 through the ear plate 14, and the other end is fixed with the driven sleeve 15. The stepping motor 16 is fixed on the bottom plate 1, an output shaft of the stepping motor is fixed with a driving sleeve 17, and a driving belt 18 is sleeved between the driving sleeve 17 and the driven sleeve 16.
In this embodiment, the shaft workpiece 9 includes a main shaft, a first protruding shaft is disposed at a lower end of the main shaft, and a second protruding shaft is disposed at an upper end of the main shaft. The middle part of the outer side of the circulating conveyer belt 10 is provided with a shallow groove, and the width of the shallow groove is slightly larger than the outer diameter of the main shaft. The belt body thickness in the endless conveyor belt 10 is slightly greater than the length of the first protruding shaft.
In this embodiment, the chucking plate 8 is made of a rubber material for preventing scratches.
One specific application of this embodiment is: this embodiment structural design is reasonable, utilize the grip block 8 of first electric putter 7 to right axle type work piece, then utilize thimble 21 and backup pad 3 to fix axle type work piece 9, can carry out surface treatment to the main shaft part of axle type work piece 9 this moment, grip block 8 shifts up gradually under the vice effect of linear guide in the processing procedure in order to expose the main shaft part completely, when realizing location clamping function through this kind of mode, avoid influencing the lathe to carry out surface treatment to the main shaft part of axle type work piece 9.
The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.
Claims (6)
1. The utility model provides a precision numerical control lathe positioning fixture which characterized in that: the automatic feeding device comprises a bottom plate, a vertical plate, a supporting plate, an I-shaped plate, a guide rail, a sliding block, a first electric push rod, a clamping plate, a circulating conveying belt, a transmission mechanism, a top plate, a second electric push rod and a thimble, wherein the bottom plate is fixed with the supporting plate through the vertical plate, an I-shaped plate is fixed at the upper end of the supporting plate close to the edge, the guide rail is symmetrically fixed at the upper end of the supporting plate, the sliding block which forms a linear guide rail pair with the guide rail is arranged on the guide rail, the first electric push rod is fixed at the outer side of the sliding block, the clamping plate is fixed at the movable end of the first electric push rod and is an arc-shaped plate matched with the surface of a shaft workpiece, the supporting plate is positioned in the circulating conveying belt, the upper end face of the supporting plate is attached to the lower side face of, the upper ends of the I-shaped plate and the two guide rails are jointly fixed with a top plate, a second electric push rod is installed on the lower side of the top plate, and a thimble is fixed at the movable end of the second electric push rod.
2. The precision numerically controlled lathe positioning jig according to claim 1, characterized in that: the transmission mechanism is composed of a supporting roll, a supporting shaft, an ear plate, a driven sleeve, a stepping motor, a driving sleeve and a transmission belt, wherein the supporting shaft is arranged in the supporting roll, one end of the supporting shaft is fixed with the vertical plate through the ear plate, the other end of the supporting shaft is fixed with the driven sleeve, the stepping motor is fixed on the bottom plate, an output shaft of the stepping motor is fixed with the driving sleeve, and the transmission belt is sleeved between the driving sleeve and the driven sleeve.
3. The precision numerically controlled lathe positioning jig according to claim 1, characterized in that: the shaft workpiece comprises a main shaft, a first protruding shaft is arranged at the lower end of the main shaft, and a second protruding shaft is arranged at the upper end of the main shaft.
4. The precision numerically controlled lathe positioning jig according to claim 3, characterized in that: the middle part of the outer side of the circulating conveyer belt is provided with a shallow groove, and the width of the shallow groove is slightly larger than the outer diameter of the main shaft.
5. The precision numerically controlled lathe positioning jig according to claim 3, characterized in that: the thickness of the belt body in the circulating conveying belt is slightly larger than the length of the first protruding shaft.
6. The precision numerically controlled lathe positioning jig according to claim 1, characterized in that: the clamping plate is made of rubber material for preventing scratches.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921380877.2U CN210306770U (en) | 2019-08-23 | 2019-08-23 | Precise numerical control lathe positioning fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921380877.2U CN210306770U (en) | 2019-08-23 | 2019-08-23 | Precise numerical control lathe positioning fixture |
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| Publication Number | Publication Date |
|---|---|
| CN210306770U true CN210306770U (en) | 2020-04-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921380877.2U Active CN210306770U (en) | 2019-08-23 | 2019-08-23 | Precise numerical control lathe positioning fixture |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894984A (en) * | 2021-01-15 | 2021-06-04 | 山东澳兴绝缘材料有限公司 | Cold punching paperboard cutting interval stacking device |
| CN113977305A (en) * | 2021-10-15 | 2022-01-28 | 江苏盈达机电科技有限公司 | Production cutting device of refrigeration house plate |
-
2019
- 2019-08-23 CN CN201921380877.2U patent/CN210306770U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112894984A (en) * | 2021-01-15 | 2021-06-04 | 山东澳兴绝缘材料有限公司 | Cold punching paperboard cutting interval stacking device |
| CN112894984B (en) * | 2021-01-15 | 2023-02-28 | 山东澳兴绝缘材料有限公司 | Cold punching paperboard cutting interval stacking device |
| CN113977305A (en) * | 2021-10-15 | 2022-01-28 | 江苏盈达机电科技有限公司 | Production cutting device of refrigeration house plate |
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